Pith Number

pith:S6CLJFZ6

pith:2018:S6CLJFZ6XSBU7OGB4M5O6YQKHQ

not attested not anchored not stored refs pending

Perturbation analysis of a matrix differential equation $\dot x=ABx$

M. Isabel Garc\`ia-Planas, Tetiana Klymchuk

arxiv:1808.06506 v1 · 2018-08-17 · math.CA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S6CLJFZ6XSBU7OGB4M5O6YQKHQ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:07:44.686812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9784b4973ebc834fb8c1e33aef620a3c2094018e093d43e50217a4cc570aaf56

Aliases

arxiv: 1808.06506 · arxiv_version: 1808.06506v1 · doi: 10.48550/arxiv.1808.06506 · pith_short_12: S6CLJFZ6XSBU · pith_short_16: S6CLJFZ6XSBU7OGB · pith_short_8: S6CLJFZ6

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/S6CLJFZ6XSBU7OGB4M5O6YQKHQ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 9784b4973ebc834fb8c1e33aef620a3c2094018e093d43e50217a4cc570aaf56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fed9a9039460c2a61a8ca407ad3888f1a04f9c71cf6fc595935446ad577b8b09",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2018-08-17T16:11:46Z",
    "title_canon_sha256": "6c3b89cacff1365bdf5fb8d571866487283d78a28fc3b9cae345ea259c0494b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.06506",
    "kind": "arxiv",
    "version": 1
  }
}